About David G. Temple

David G. Temple is the Managing Editor of TechGraphs and a contributor to FanGraphs, NotGraphs and The Hardball Times. He hosts the award-eligible podcast Stealing Home. Dayn Perry once called him a "Bible Made of Lasers." Follow him on Twitter @davidgtemple.

Apple originally wanted to buy furnaces with which to make sapphire itself, before changing its mind and deciding to simply buy the produced sapphire from GT. But GT couldn’t make sapphire at the volume and quantity Apple wanted, and the relationship splintered over and over until it broke.